package com.gcloud.api.filter;

import org.springframework.core.io.InputStreamResource;

import java.io.IOException;
import java.io.InputStream;
/**
Copyright (c) [2020] [G-CLOUD TECHNOLOGY] [G-Cloud 8.0] is licensed under the Mulan PSL v1.
You can use this software according to the terms and conditions of the Mulan PSL v1. You may obtain
a copy of Mulan PSL v1 at: http://license.coscl.org.cn/MulanPSL THIS SOFTWARE IS PROVIDED ON AN 
"AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED 
TO NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE. See the Mulan PSL v1 for more details.
 */
public class MultipartFileResource extends InputStreamResource {

    private final String filename;

    public MultipartFileResource(InputStream inputStream, String filename) {
        super(inputStream);
        this.filename = filename;
    }
    @Override
    public String getFilename() {
        return this.filename;
    }

    @Override
    public long contentLength() throws IOException {
        return -1; // we do not want to generally read the whole stream into memory ...
    }


}